There are
1,740 mi
from Mckinney, TX to Suisun City, CA
That's the driving distance. It would take 1 day 7 hours to go from Mckinney, Texas to Suisun City, California.
The flight distance (direct flight from Mckinney, TX to Suisun City, CA) is 1,461.77 mi.
1,740 mi = 1.61 kms